Screw-locking-system clamps blade tightly for extra safety.
Applicable holder/Spare blade :
Light-Duty blades (BA-160, BA-160e, BA1P, BA-170, BA-100, BA13P, BA5SS, BA-300, BA-50P, BA-1400, BA-4000, BA-4000-ON, BA-51P, BA-53P, BA-50SS)
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